Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JGC Corp
Nippon Steel Corp
Original Assignee
JGC Corp
Japan Gasoline Co Ltd
Nippon Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JGC Corp, Japan Gasoline Co Ltd, Nippon Steel CorpfiledCriticalJGC Corp
Priority to JP4503478ApriorityCriticalpatent/JPS54136572A/ja
Publication of JPS54136572ApublicationCriticalpatent/JPS54136572A/ja
Publication of JPS628203B2publicationCriticalpatent/JPS628203B2/ja